MB-100 Don't enclose new address in excessive double quotes.

Change-Id: Ic2439ce6fbed2546616370a09f30fc4f4efeb9f9
Reviewed-on: http://review.couchbase.org/26251
Tested-by: Aliaksey Artamonau <aliaksiej.artamonau@gmail.com>
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>